Despite the dramatic improvement in the iPhone 3GS’s new 3 megapixel camera, there are still complaints as to the lack of a built-in flash on the handset. Over on The Channel Project, Ryan decided to make his own flash out of a Mophie JuicePack.

The result was him cutting open the JuicePack, connecting a white LED and a tiny switch to the iPhone and being able to take a picture by holding down a button on the case.

It’s not for the brave of heart, but if you can pull it off, you’ve got an easy flash for your 3GS…